Caused by: java.lang.IllegalStateException: Serialized class cn.bloghut.dto.ProducterDto must implement java.io.Serializable
 org.apache.dubbo.remoting.RemotingException: io.netty.handler.codec.EncoderException: java.lang.IllegalStateException: Serialized class cn.bloghut.dto.ProducterDto must implement java.io.Serializable
io.netty.handler.codec.EncoderException: java.lang.IllegalStateException: Serialized class cn.bloghut.dto.ProducterDto must implement java.io.Serializable
	at io.netty.handler.codec.MessageToByteEncoder.write(MessageToByteEncoder.java:125)
	at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:717)
	at io.netty.channel.AbstractChannelHandlerContext.invokeWrite(AbstractChannelHandlerContext.java:709)
	at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:792)
	at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:702)
	at io.netty.handler.timeout.IdleStateHandler.write(IdleStateHandler.java:304)
	at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:717)
	at io.netty.channel.AbstractChannelHandlerContext.invokeWrite(AbstractChannelHandlerContext.java:709)
	at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:792)
	at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:702)
	at io.netty.channel.ChannelDuplexHandler.write(ChannelDuplexHandler.java:115)

错误原因

实体类没有序列化 ，导致的

• 序列化：将java对象转换为二进制，用于保存或者网络传输

在这里插入代码片